Ptychohyla schmidtorum has a red eye, white lateral stripe, frontoparietal fontanelle, funnel-shaped mouth in tadpoles, and lacks nuptial spines; in all of these characters it resembles members of the Hyla uranochroa group.
"A Review of the Middle American Tree Frogs of the Genus Ptychohyla"
William E. Duellman
A number of new mouths were opened on the south slope near La fontanelle, and a quantity of lava burst forth which flowed in the direction of Catania, destroying a part of Nicolosi, and St. Antonio.
"Complete Story of the San Francisco Horror"
Richard Linthicum Trumbull White Samuel Fallows
The well-meaning Mr Heinzen only fears that the communists "are seeking to assure the princes a revolutionary fontanelle."
"Selected Essays"
Karl Marx